Head band for supporting a nasal cannula



FIG. 1 is a perspective view of a head band for supporting a nasal cannula showing my new design, the broken line showing of the head is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is a side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for “a head band for supporting a nasal cannula,” as shown and described. 